60 lines
1.9 KiB
PHP
60 lines
1.9 KiB
PHP
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<?php
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session_start();
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if (is_readable('dynmap_config.json')) {
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$config = json_decode(file_get_contents('dynmap_config.json'), true);
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$msginterval = $config['webchat-interval'];
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} elseif (is_readable('dynmap_config.php')) {
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$lines = file('dynmap_config.php');
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array_shift($lines);
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array_pop($lines);
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$config = json_decode(implode(' ', $lines), true);
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$msginterval = $config['webchat-interval'];
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} else {
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$msginterval = 2000;
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}
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if (isset($_SESSION['lastchat'])) {
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$lastchat = $_SESSION['lastchat'];
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} else {
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$lastchat = 0;
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}
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if ($_SERVER['REQUEST_METHOD'] == 'POST' && $lastchat < time()) {
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$micro = microtime(true);
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$timestamp = round($micro * 1000.0);
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$data = json_decode(trim(file_get_contents('php://input')));
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$data->timestamp = $timestamp;
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$data->ip = $_SERVER['REMOTE_ADDR'];
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if (isset($_SESSION['userid'])) {
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$uid = $_SESSION['userid'];
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if (strcmp($uid, '-guest-')) {
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$data->userid = $uid;
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}
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}
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if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
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$proxy = array_map('trim', explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']));
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$data->ip = $proxy[0];
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}
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if (is_readable('dynmap_webchat.json')) {
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$old_messages = json_decode(file_get_contents('dynmap_webchat.json'), true);
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}
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if (!empty($old_messages)) {
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foreach ($old_messages as $message) {
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if (($timestamp - $config['updaterate'] - 10000) < $message['timestamp']) {
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$new_messages[] = $message;
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}
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}
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}
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$new_messages[] = $data;
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file_put_contents('dynmap_webchat.json', json_encode($new_messages));
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$_SESSION['lastchat'] = time() + $msginterval;
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echo "{ \"error\" : \"none\" }";
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} elseif ($_SERVER['REQUEST_METHOD'] == 'POST' && $lastchat > time()) {
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header('HTTP/1.1 403 Forbidden');
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} else {
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echo "{ \"error\" : \"none\" }";
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}
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